* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0c0c0c 0%, #1a1a2e 100%);
            color: #f0f0f0;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(10, 10, 10, 0.95);
            border-bottom: 2px solid #00a8ff;
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            text-transform: uppercase;
            letter-spacing: 2px;
            background: linear-gradient(90deg, #00a8ff, #00ffaa);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            transition: transform 0.3s ease;
        }
        .my-logo:hover {
            transform: scale(1.05);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: #f0f0f0;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 15px;
            border-radius: 5px;
            transition: all 0.3s ease;
        }
        nav a:hover {
            background: #00a8ff;
            color: #000;
            box-shadow: 0 0 10px #00a8ff;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.8rem;
            color: #00a8ff;
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(20, 20, 30, 0.8);
            border-bottom: 1px solid #333;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: #00a8ff;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb .separator {
            margin: 0 8px;
            color: #666;
        }
        main {
            padding: 30px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: rgba(25, 25, 35, 0.9);
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }
        h1 {
            font-size: 3.2rem;
            margin-bottom: 25px;
            color: #00ffaa;
            text-shadow: 0 0 10px rgba(0, 255, 170, 0.5);
            line-height: 1.2;
            border-left: 5px solid #00a8ff;
            padding-left: 20px;
        }
        h2 {
            font-size: 2.4rem;
            margin: 40px 0 20px;
            color: #00a8ff;
            padding-bottom: 10px;
            border-bottom: 2px solid #333;
        }
        h3 {
            font-size: 1.8rem;
            margin: 30px 0 15px;
            color: #ffaa00;
        }
        h4 {
            font-size: 1.4rem;
            margin: 25px 0 12px;
            color: #ff6b8b;
        }
        p {
            margin-bottom: 25px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(90deg, rgba(0, 168, 255, 0.2), transparent);
            padding: 20px;
            border-left: 4px solid #00a8ff;
            border-radius: 0 10px 10px 0;
            margin: 25px 0;
        }
        .content-link {
            color: #00ffaa;
            text-decoration: underline;
            font-weight: 600;
            transition: color 0.3s;
        }
        .content-link:hover {
            color: #00a8ff;
            text-decoration: none;
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            border: 3px solid #00a8ff;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.7);
            transition: transform 0.5s ease;
        }
        .article-img:hover {
            transform: scale(1.02);
        }
        .interactive-section {
            background: rgba(30, 30, 45, 0.9);
            border-radius: 10px;
            padding: 25px;
            margin: 40px 0;
            border: 1px solid #444;
        }
        .interactive-section h3 {
            color: #00ffaa;
            margin-top: 0;
        }
        form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        input, textarea, select {
            padding: 15px;
            border: 1px solid #555;
            border-radius: 8px;
            background: rgba(20, 20, 30, 0.8);
            color: #f0f0f0;
            font-size: 1rem;
            transition: border 0.3s;
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #00a8ff;
            box-shadow: 0 0 8px rgba(0, 168, 255, 0.5);
        }
        button {
            padding: 15px 30px;
            background: linear-gradient(90deg, #00a8ff, #00ffaa);
            border: none;
            border-radius: 8px;
            color: #000;
            font-weight: 900;
            font-size: 1.1rem;
            cursor: pointer;
            transition: transform 0.3s, box-shadow 0.3s;
        }
        button:hover {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 255, 170, 0.4);
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffaa00;
            margin: 15px 0;
        }
        .rating-stars i {
            cursor: pointer;
            transition: color 0.3s;
        }
        .rating-stars i:hover {
            color: #ffdd00;
        }
        aside {
            background: rgba(25, 25, 35, 0.9);
            border-radius: 15px;
            padding: 25px;
            height: fit-content;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.5);
        }
        .sidebar-section {
            margin-bottom: 30px;
        }
        .sidebar-section h3 {
            font-size: 1.5rem;
            color: #00a8ff;
            margin-bottom: 15px;
            padding-bottom: 8px;
            border-bottom: 1px solid #444;
        }
        .sidebar-links {
            list-style: none;
        }
        .sidebar-links li {
            margin-bottom: 12px;
        }
        .sidebar-links a {
            color: #f0f0f0;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px;
            border-radius: 5px;
            transition: background 0.3s;
        }
        .sidebar-links a:hover {
            background: rgba(0, 168, 255, 0.2);
            color: #00ffaa;
        }
        footer {
            background: rgba(10, 10, 15, 0.95);
            border-top: 2px solid #00a8ff;
            padding: 40px 0 20px;
            margin-top: 50px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-section h3 {
            color: #00ffaa;
            font-size: 1.5rem;
            margin-bottom: 20px;
        }
        friend-link {
            display: block;
            margin-bottom: 15px;
        }
        friend-link a {
            color: #00a8ff;
            text-decoration: none;
            font-weight: 600;
            transition: color 0.3s;
        }
        friend-link a:hover {
            color: #00ffaa;
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #333;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: rgba(10, 10, 20, 0.95);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 20px;
                border-top: 1px solid #333;
                box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
            }
            #nav-toggle:checked ~ ul {
                display: flex;
            }
            nav a {
                display: block;
                padding: 15px;
                border-radius: 5px;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            h3 {
                font-size: 1.6rem;
            }
            article {
                padding: 25px;
            }
        }
        @keyframes pulse {
            0% { opacity: 1; }
            50% { opacity: 0.8; }
            100% { opacity: 1; }
        }
        .pulse {
            animation: pulse 2s infinite;
        }
        .text-center {
            text-align: center;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 5px;
        }
        .bold {
            font-weight: 900;
            color: #ffaa00;
        }
        .line-break {
            display: block;
            height: 1px;
            background: linear-gradient(90deg, transparent, #00a8ff, transparent);
            margin: 30px 0;
        }